Bunn DUAL - Manual (Page 6)

Page 6
120 VOLTS AC 2 WIRE
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
R
T
S
E
L
E
C
T
O
R
S
W
VIO
PROBE
PIN-20
1
4
3
2
LIQUID
LEVEL
BOARD
BLU BLK K1
WHI
LIMIT THERMOSTAT
SOL
WHI
WHI
SAFETY SW
RED RED
SW. & THERMOSTAT
READY INDICATORS
OPTIONAL
RECOVERY BOOSTER
BLK BLU
K2 N.O. K3 N.O.
RED
SCHEMATIC WIRING DIAGRAM DUAL BREWER
(W/TWO-GRINDER INTERFACE)
BLU
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
GRINDER
INTERFACE
CONNECTOR
GRY
TAN
PNK
4
1
2
3
WHI/VIO
OPTIONAL 3-SET SELECTOR SWITCHES SHOWN
WITH TWO-GRINDER INTERFACE OPTION
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
WHI/VIO
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
GRINDER
INTERFACE
CONNECTOR
GRY
TAN
PNK
4
1
2
3
L
T
S
E
L
E
C
T
O
R
S
W
WHI
WHI/ORA
WHI/VIO
WHI/GRN
WHI/YEL
WHI
WHI/RED
WHI/GRN
1
RIGHT
BREW
TIMER
3
2
4
5
SOL
OPTIONAL
WATER BYPASS SOL.
WHI
ORA
WHI/RED
WHI/BRN
YEL
WHI
WHI/RED
WHI/GRN SOL
OPTIONAL
WATER BYPASS SOL.
1
LEFT
BREW
TIMER 3
2
4
5
LEFT SW.
RIGHT SW.
WHI/VIO
SOL OPTIONAL
RECOVERY BOOSTER
WHI/RED
WHI/BRN
SOL
K2
OPTIONAL
RECOVERY BOOSTER
WHI/VIO
WHI/GRN
WHI/RED
WHI
WHI/VIO
BLK
WHI
L1
GRN
N
RED-12 (208 OR 240V)
BLK-12
K1
N.O.
RED-12
RED-12
TANK HEATERS (TWO)
1650W EACH @120V
2850W EACH @208V
3300W EACH @240V
K1
N.O.
BLK-12
BLK-12
L2
WHI-12 (120V)
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
K3
BLK-12
BLU-12
SCHEMATIC WIRING DIAGRAM DUAL BREWER ECA
(W/ONE-GRINDER INTERFACE)
R
T
S
E
L
E
C
T
O
R
S
W
WHI
WHI/ORA
WHI/VIO
WHI/GRN
WHI/YEL
WHI
WHI/RED
WHI/GRN
L1 N
TANK HEATERS (TWO)
2850W EACH @208V
3300W EACH @240V
BLK
1
RIGHT
BREW
TIMER
3
2
4
5
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
WHI/VIO
OPTIONAL 3-SET SELECTOR SWITCHES SHOWN
WITH ONE-GRINDER INTERFACE OPTION
SOL
OPTIONAL
WATER BYPASS SOL.
L2
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
WHI
ORA
WHI/RED
WHI/BRN
YEL
WHI
WHI/RED
WHI/GRN SOL
OPTIONAL
WATER BYPASS
1
LEFT
BREW
TIMER 3
2
4
5
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
WHI/VIO
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
LEFT SW.
RIGHT SW.
WHI/VIO
L
T
S
E
L
E
C
T
O
R
S
W
SOL
K1
OPTIONAL
RECOVERY BOOSTER
WHI/RED
WHI/BRN
SOL
K2
OPTIONAL
RECOVERY BOOSTER
WHI/VIO
WHI/GRN
GRY
K2 N.O.
WHI/RED
WHI
TANK HEATER
SW
WHI
GRY
GRY
ELECTRONIC
CONTROL
ASSY 1
2
5
4
7
6
3
W
H
I
W
H
I
t ° TAN
BLU
WHI/BRN
PIN 20
(PROBE)
RED
SOL
GRN
WHI/BLU
INTERLOCK
ASSY
PNK
GRY
LIMIT
THERMOSTAT
WHI-12
BLK-12
BLU-12 BLK-12
BLU-12 K1 N.O.
SAFETY SW
RED RED
READY
L.E.D.
PNK
GRY
BLK
BLU-12
RED-12
OPTIONAL RECOVERY BOOSTER
BRN/BLK
RED/BLK
WHI/ORA
ORA
WHI/VIO
WHI
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
GRN
GRIND
SELECTOR
SW
GRY
TAN
PNK
GRY
TAN
PNK
GRINDER INTERFACE
CONNECTOR 4
1
2
3 GRY
TAN
PNK
120 VOLTS AC 2 WIRE
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
R
T
S
E
L
E
C
T
O
R
S
W
VIO
PROBE
PIN-20
1
4
3
2
LIQUID
LEVEL
BOARD
BLU BLK K1
WHI
LIMIT THERMOSTAT
SOL
WHI
WHI
SAFETY SW
RED RED
SW. & THERMOSTAT
READY INDICATORS
OPTIONAL
RECOVERY BOOSTER
BLK BLU
K2 N.O. K3 N.O.
RED
SCHEMATIC WIRING DIAGRAM DUAL BREWER
(W/ONE-GRINDER INTERFACE)
BLU
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
WHI/VIO
OPTIONAL 3-SET SELECTOR SWITCHES SHOWN
WITH ONE-GRINDER INTERFACE OPTION
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
WHI/VIO
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
L
T
S
E
L
E
C
T
O
R
S
W
WHI
WHI/ORA
WHI/VIO
WHI/GRN
WHI/YEL
WHI
WHI/RED
WHI/GRN
1
RIGHT
BREW
TIMER
3
2
4
5
SOL
OPTIONAL
WATER BYPASS SOL.
WHI
ORA
WHI/RED
WHI/BRN
YEL
WHI
WHI/RED
WHI/GRN SOL
OPTIONAL
WATER BYPASS SOL.
1
LEFT
BREW
TIMER 3
2
4
5
LEFT SW.
RIGHT SW.
WHI/VIO
SOL OPTIONAL
RECOVERY BOOSTER
WHI/RED
WHI/BRN
SOL
K2
OPTIONAL
RECOVERY BOOSTER
WHI/VIO
WHI/GRN
WHI/RED
WHI
WHI/VIO
BLK
WHI
L1
GRN
N
RED-12 (208 OR 240V)
BLK-12
K1
N.O.
RED-12
RED-12
TANK HEATERS (TWO)
1650W EACH @120V
2850W EACH @208V
3300W EACH @240V
K1
N.O.
BLK-12
BLK-12
L2
WHI-12 (120V)
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
K3
GRIND
SELECTOR
SW
GRY
TAN
PNK
GRY
TAN
PNK
GRINDER INTERFACE
CONNECTOR 4
1
2
3 GRY
TAN
PNK
BLK-12
BLU-12
SCHEMATIC WIRING DIAGRAM DUAL BREWER ECA
(W/TWO-GRINDER INTERFACE)
R
T
S
E
L
E
C
T
O
R
S
W
WHI
WHI/ORA
WHI/VIO
WHI/GRN
WHI/YEL
WHI
WHI/RED
WHI/GRN
L1 N
TANK HEATERS (TWO)
2850W EACH @208V
3300W EACH @240V
BLK
1
RIGHT
BREW
TIMER
3
2
4
5
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
GRINDER
INTERFACE
CONNECTOR
GRY
TAN
PNK
4
1
2
3
GRINDER
INTERFACE
CONNECTOR
GRY
TAN
PNK
4
1
2
3
WHI/VIO
OPTIONAL 3-SET SELECTOR SWITCHES SHOWN
WITH TWO-GRINDER INTERFACE OPTION
SOL
OPTIONAL
WATER BYPASS SOL.
L2
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
WHI
ORA
WHI/RED
WHI/BRN
YEL
WHI
WHI/RED
WHI/GRN SOL
OPTIONAL
WATER BYPASS
1
LEFT
BREW
TIMER 3
2
4
5
FRACTIONAL
BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN GRY
PNK
WHI/VIO
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
LEFT SW.
RIGHT SW.
WHI/VIO
L
T
S
E
L
E
C
T
O
R
S
W
SOL
K1
OPTIONAL
RECOVERY BOOSTER
WHI/RED
WHI/BRN
SOL
K2
OPTIONAL
RECOVERY BOOSTER
WHI/VIO
WHI/GRN
GRY
K2 N.O.
WHI/RED
WHI
TANK HEATER
SW
WHI
GRY
GRY
ELECTRONIC
CONTROL
ASSY 1
2
5
4
7
6
3
W
H
I
W
H
I
t ° TAN
BLU
WHI/BRN
PIN 20
(PROBE)
RED
SOL
GRN
WHI/BLU
INTERLOCK
ASSY
PNK
GRY
LIMIT
THERMOSTAT
WHI-12
BLK-12
BLU-12 BLK-12
BLU-12 K1 N.O.
SAFETY SW
RED RED
READY
L.E.D.
PNK
GRY
BLK
BLU-12
RED-12
OPTIONAL RECOVERY BOOSTER
BRN/BLK
RED/BLK
WHI/ORA
ORA
WHI/VIO
WHI
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
100W WARMER
(NOT AVAILABLE ON
DUAL-TS)
GRN
10566 032300